Stocks

Bill Ackman eyes IPO of Pershing Square

Pershing Square managed about $16.3 billion in net assets as of the end of April; other asset managers with valuations in the same ballpark manage several times that.

Warren Buffett's favorite ETFs

While Warren Buffett is the largest investor in several of America's biggest companies, he also allocates some money into two ETFs that track the S&P 500, the broadest measure of U.S. stocks.